Universal Fit: 2 Set Universal titanium alloy seatpost cycling screws bike bicycle seatpost clamp tube bolt nut washer to fix bicycle parts and keep well cycling.
Features: Thread Size: M5x0.8, Head Size: 5.3x8.6mm / 0.21"x0.34"(H*D), Bolt Size: 30mm / 1.18", Nut Size: 15.5x8.5mm / 0.61"x0.33"(H*D), direct fit the mountain bike bicycle seatpost clamp tube.
Advantages: to replace your bike bolt screws if it's broken, cracked, attrited beyond repair.
Easy Installation: Use a screwdriver to remove or tighten the screws to complete the installation.
Note: Please ensure screw size of your bike before order. Manual measurement, please allow 1 to 3 mm error.